Proxen 500 mg is a prescription medication containing Naproxen as the active substance. It comes in a package of 20 film-coated tablets and is used as an antirheumatic, anti-inflammatory, and analgesic medication. This medication is available in film-coated tablet form with each tablet containing 500 mg of Naproxen. The package contains 20 tablets. As a prescription medication, it should only be taken under the direction and supervision of a healthcare provider.